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Microchip's PIC18-Q41 Product Family Overview

Cost Effective, Compact, Powerful MCUs with Advanced Analog

PIC18-Q41 is a compact, high performance PIC18 product family with advanced analog peripherals for sensor and real-time control applications. The products are equipped with an on-chip operational amplifier, 12-bit ADC with Computation and two 8-bit DACs for improved data acquisition and sensor interfacing capabilities. Other key features include 16-bit PWMs, Direct Memory Access, Configurable Logic Cells and multiple communication interfaces. The PIC18-Q41 offers 14- and 20-pin products in small footprint packages to support customers in a variety of space constrained and sensor node applications.

Key Features
  • Functional Safety Ready
  • One Operational Amplifier
  • 5.5 MHz Gain Bandwidth
    • Programmable Gain
  • Four Direct Memory Access (DMA) Controllers
  • Three 16-bit dual PWMs provide six PWM outputs
  • Vectored Interrupt (VI) Capability - Faster interrupt response time
    • Selectable high/low priority
    • Fixed interrupt latency of three instruction cycles
    • Programmable vector table base address
    • Backwards compatible with previous interrupt capabilities
  • Memory Access Partition (MAP): The Program Flash Memory can be partitioned into:
    • Application Block
    • Boot Block
    • Storage Area Flash (SAF) Block
  • Device Information Area (DIA) Stores:
    • Temperature Indicator factory calibrated data
    • Fixed Voltage Reference measurement data
    • Microchip Unique Identifier
  • Low Power Mode Features:
    • Sleep: < 1μA typical @ 3V
    • Doze: CPU and Peripherals Running at Different Cycle Rates (typically CPU is lower)
    • Idle: CPU Halted While Peripherals Operate
    • Sleep: Lowest Power Consumption
  • Peripheral Module Disable (PMD):
    • Selectively disable hardware module to minimize active power consumption of unused peripherals
  • Peripheral Pin Select (PPS):
    • Enables pin mapping of digital I/O
  • Analog-to-Digital Converter with Computation (ADCC):
    • Automated math functions on input signals such as averaging, filter calculations, oversampling and threshold comparison
    • Operates in Sleep
    • Four internal analog channels
  • Hardware Capacitive Voltage Divider (CVD) Support:
    • Automates touch sampling and reduces software size and CPU usage
    • Four external inputs
  • Two 8-Bit Digital-to-Analog Converter (DAC):
    • Buffered output available on two I/O pins
    • Internal connections to ADC and Comparators
  • Two Comparators (CMP):
    • Four external inputs
    • Configurable output polarity
    • External output via Peripheral Pin Select
  • Zero-Cross Detect (ZCD):
    • Detect when AC signal on pin crosses ground
  • Voltage Reference:
    • Fixed Voltage Reference with 1.024V, 2.048V and 4.096V output levels
  • Internal connections to ADC, Comparator and DAC
  • Three UART - One UART supports LIN/DMX/DALI
    • DMA compatible
    • Asynchronous UART, RS-232, RS-485 compatible
    • Programmable 1, 1.5, 2 stop bits
  • Two SPI modules:
    • Configurable length bytes
    • Arbitrary length data packets
    • Transmit-without-Receive and Receive-without-transmit option
    • Transfer byte counter
    • Separate transmit and receive buffers with 2-byte FIFO and DMA capabilities
  • One I2C module, SMBus, PMBus™ Compatible:
    • 7-bit and 10-bit addressing modes with address masking modes
    • Dedicated address, transmit and receive buffers and DMA capabilities
    • I2C, SMBus 2.0 and SMBus 3.0, and 1.8V input level selections
    • Multi-Master mode, including self-addressing
  • Programming/Debugging Features:
    • In-Circuit Serial Programming™ (ICSP™) via Two Pins
    • In-Circuit Debug (ICD) with Three Breakpoints via Two Pins
    • Debug Integrated On-Chip
  • IoT edge nodes
  • Medical
  • Wearables
  • LED lighting
  • Home automation
  • Automotive and industrial process control


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Microchip PIC18-Q41 Product Family Overview